Read Sony DAR-RD100 / HTR-210SS Service Manual online
6-6
When AV1,AV2 Input
Audio Out is normal?
Check IC703, IC704 (AUDIO SWITCH)
& Check Control signal from MICOM IC501
TUNER - 2pin : High, 4pin : Low
AV1 - 2pin : High, 4pin : High
AV2 - 2pin : Low , 4pin : Low
AV2 - 2pin : Low , 4pin : Low
DISC PLAY Audio Out
is normal?
Check 'When p laying Disc, No audio outp ut'
IC701 22 pin
ITU_RESET_L is High?
Check IC701 and other circuits
YES
NO
YES
NO
YES
NO
Q501 Base
Video input is Normal?
YES
NO
Check X701,C709,C710
X701 18.432MHz
Clock is Okay?
YES
NO
Check X701,C709,C710
Check IC504 and other circuits
IC701 - 2 pin
SIF signal is Okay?
YES
NO
Check TUNER and other circuits
No Tuner Audio Output
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